@book { RaumschiffPrometVonSternzuStern29AlarmimSolsystem,
    title = "Raumschiff Promet - Von Stern zu Stern 29: Alarm im Solsystem",
    author = "Gerd {Lange} and Andreas {Zwengel}",
    year = "2020",
    publisher = "Blitz-Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1363514"
}